Science

Saturday, 16 May 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Tears
Watery eyes may be a signal of dry eye syndrome.
Dry eye syndrome is caused by insufficient quantity or quality of tears, which prevents the proper lubrication of eyeballs. It causes excessive watering of the eyes, as a response to the irritation.
Cosmos
The Solar System is located in the Milky Way.
Our galaxy ranks rather average, its diameter is 100 to 120 thousand light years. Perhaps a unique f ...
Milky Way
It was only in 1610 that Galileo discovered that the Milky Way was made of stars.
Previously, it was believed that it could be part of the Earth's atmosphere or underexposed stars (it was believed that stars shine with light reflected from the Sun) that were in the Earth's shadow.
Mushrooms
The fungus Ophiocordyceps unilateralis is able to take control of ants.
Fungi of the genus Cordyceps are parasitic fungi, living on animals - on insect larvae or spiders - ...
Graphene
Polish science contributed to the discovery and revolutionization of graphene production methods.
The key date is 2011 when the Institute of Electronic Materials Technology together with the Faculty ...
Cosmos
The largest galaxy that has been spotted so far is IC 1101.
Located 1.04 billion light-years from Earth, this giant has a diameter of more than two million ligh ...
Snow
There are various snow events of varying duration and intensity, such as snow flurries, snow showers, snow squalls, blowing snow, and blizzards.
Snow flurries are minor snowfalls that cause light dusting or no snow accumulation.During snow showe ...
Liver
It consists of four lobes, each made up of eight sections.
Silver
The largest silver producer in Europe is Poland.
The Lower Silesian copper and silver deposits, exploited by KGHM Polska Miedź, were in second place ...
Tears
Tears are primarily made of water.
They also consist of fatty oils, salt, and proteins.